APA (7th ed.) Citation
Coontz, S. H. (1961). Population theories and the economic interpretation. Routledge & Kegan Paul.
Chicago Style (17th ed.) Citation
Coontz, Sydney H. Population Theories and the Economic Interpretation. London: Routledge & Kegan Paul, 1961.
MLA (9th ed.) Citation
Coontz, Sydney H. Population Theories and the Economic Interpretation. Routledge & Kegan Paul, 1961.
Warning: These citations may not always be 100% accurate.